Pith Number

pith:4NDCIVSF

pith:2014:4NDCIVSFVZ4SAMJ6DFDVCTB4LQ

not attested not anchored not stored refs pending

Clique Vectors of $k$-Connected Chordal Graphs

Afshin Goodarzi

arxiv:1403.6210 v2 · 2014-03-25 · math.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4NDCIVSFVZ4SAMJ6DFDVCTB4LQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:30:32.117501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e346245645ae7920313e1947514c3c5c0174afc7c667fa5d3a3f3eba6e5a6c8e

Aliases

arxiv: 1403.6210 · arxiv_version: 1403.6210v2 · doi: 10.48550/arxiv.1403.6210 · pith_short_12: 4NDCIVSFVZ4S · pith_short_16: 4NDCIVSFVZ4SAMJ6 · pith_short_8: 4NDCIVSF

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/4NDCIVSFVZ4SAMJ6DFDVCTB4LQ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e346245645ae7920313e1947514c3c5c0174afc7c667fa5d3a3f3eba6e5a6c8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65f589729311d9ab72d34c27d1a5846b1a47cfded0c25bb347405f26394f6f7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-03-25T02:31:23Z",
    "title_canon_sha256": "cc05917e7593e3c665401c2f9d9a60e244103e063b5ba6d029fc90997c7ecde0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6210",
    "kind": "arxiv",
    "version": 2
  }
}